No. 579. 



Decade V.—Voi. IX.— No. IX. 



Price 2s. net. 



THE 



GEOLOGICAL MAGAZINE 



^Hontlilij Journal of (leologij. 



\VrrH WHICH IS INCORPOllATI'.l) 



THE G-EOLOG-ISO?. 



KDITHl) KV 



HENRY WOODWARD, LL.D., F.R.S., F.G.S., &.C. 



ASSISTKI) BV 



Pkokessor J. W. GREGORY, D.Sc, F.ll.S., F.G.S. 



Dr. GKORGK J. IIINDK, F.ll.S... F.G.8. 



SiK THOMAS H. HOLLAND, K.C.I. E., A.R.O.S., B.i^c, F.R.S., F.G.S. 



Professor W. W. WATTS, Sc.D., M.Sc, F.U.S., Vice-Prks. (Jeoi,. Soc. 



Dr. ARTFIUR SMITH WOODWARD, F.R.S., F.L.S., Skc. Geot,. Soc. 



HORACE P,. WOODWARD, F.R.S., F G.S. ^^ ,,.. 



-c^^^ 



SEPTEMBER, 1912. 



OOHSTTZBISTTS. 



14 W 



I. Original Articles. Page 



Sedgw.ick Museum Notes : On the 



Genus Trinucleus. By F. R. 



CowPER Eeed, M.A., F.G.S. 



(Part II.) (Plate XIX.) 385' 



Arcliarenicola Rhcetica, sp. nov. 



By A.R.HORWOOD. (Plate XXI.) 395 

 Laterite in Western Australia. By 



Edward S. Simpson, B.E., 



F.C.S.,Geol. Survey W.Australia. 



(Two Text-figures.) 



Clay-bands in the Limestone of the 



Crichlnlier. ByH. C. Sargent, 



F.G.S. (One Text-figure.) 

 Geology of Mozambique. By 



Arthur Holmes, B.Se., 



A.R.C.S., F.G.S., and D. A. 



Wray, B.Sc, F.G.S. 

 Carboniferous Succession, Forest of 



Dean Coalfield. By T. Franklin 



SiBLY, D.Sc, F.G.S. 



399 



406 



412 



417 



II. Reviews. 



Prehistoric Remains, Harlyn Bay. 

 Rev. R. Ashington BuUen ... 422 



Geology of the South Wales Coal- 

 field 423 



Reviews (continued). Page 



G. W. Lee's British Carboniferous 



Trepostomata ... 424 



M. R. Fourtau's Egyptian Fossil 



Echinoids 424 



Laccolites of South Africa 425 



Geological Survey of Transvaal ... 426 

 Geological Survey of New Zealand 426 

 Cambridge County Geographies ... 427 

 Brief Notices : Geology of Wyoming 

 — Western Australian Museum — 

 Molybdenum Ores of Canada — 

 Seismological Society of America 

 ■ — Megascopic Pseudostromatism 

 — Arctotlierkim from Yukon ... 427 



III. Reports and Proceedings. 

 of London, 



Geological 

 June 19 



Society 

 1912 .. 



IV. Miscellaneous. 



The Royal Society 



International Geological Congress 

 The Stuttgart Mammoth ... ., 



428 



431 

 431 

 432 



Death of the Rev. R. Ashington 

 Bullen ... 432 



LONDON : DULAU & CO., Ltd., 37 SOHO SQUAKE, W. 



^ The Volume for 1911 of the GEOLOGICAL MAGAZINE is ready, 

 price 26s. net. Cloth Cases for Binding may he had, price Is. 6d. net. 



